What is WiFi?

What is WiFi?

WiFi is probably the most popular kind of the internet connections. WiFi uses radio waves like radio, television, mobile phones and many other uses of wireless technology. The WiFi is different from other forms of radio waves, by use of wireless technology based on IEEE 802.11. IEEE is the Institute of Electrical and Electronics Engineers. IEEE 802.11 has the family of standards – 802.11a, 802.11b, 802.11g, 802.11n and the newest 802.11ac.

WiFi, WLAN – What is the Difference?

The name often used with WiFi is a WLAN – Wireless Local Area Network. So what is the difference between WiFi and WLAN? WLAN is the wireless network of devices connected with radio signals based on IEEE 802.11. WiFi (Wi-Fi) is a term used for a family of products that work in WLAN networks.

Wi-Fi Certification

WiFi certified

Wi-Fi Alliance is a network of companies that bring WiFi technology. It is responsible for growth of WiFi industry, support of WiFi standards and product connectivity through testing and certification.

Wi-Fi Certified products have guarantee they have met industry-agreed standards for interoperability, security and a range of application specific protocols. The products that use Wi-Fi CERTIFIED logo have been tested in many different configurations in independent authorized test labs.

WiFi certification is available for a wide range of products, like Smartphones, appliances, computers, network devices and consumer electronics. A company must be a member of Wi-Fi Alliance to have its products tested and to use the Wi-Fi CERTIFIED logo and associated trademarks.

WiFi Technology

You have just learned what is WiFi. The next logical step would be to find out more about the basic elements of every WiFi network – WLAN formation.

Access point or wireless router.

Wireless station or wireless client.

Distribution system – connection to the backbone and among access points.

Wireless medium – connects wireless clients in the wireless network.

If you have a problem with the wireless signal and its range and coverage, you will need to use ways to extend your WiFi network. This can be done in many ways.

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